How popular are hamburgers?

According to BIS Shrapnel, in the last two months 60% of fast food/snack consumers have consumed hamburgers in a fast food outlet. Statistically significant differences are noted between Male & Female, aged 25-29 compared to the 60+, those on household incomes between $100-$150K versus $75K-$100K and Full Time Students as opposed to the Retired.

The chart below outlines the percentage of Fast Food/Snack consumers that have consumed hamburgers (in a fast food outlet) in the last two months.